STMicroelectronics L6563A
the L6563 a protection is added to stop the PFC stage in case the boost inductor saturates. This function is not included in the L6563A. This is the only difference between the two part numbers.| Part No. | L6563A |
|---|---|
| Datasheet | L6563A Download |
| Manufacturer |  STMicroelectronics |
| Description | Advanced transition-mode PFC controller |
| Buy | Stock & Price |
FEATURES
● Very precise adjustable output overvoltage protection● Tracking boost function
● Protection against feedback loop failure (Latched shutdown)
● Interface for cascaded converter's PWM controller
● Input voltage feedforward (1/V2)
● Inductor saturation detection (L6563 only)
● Remote ON/OFF control
● Low (≤ 90µA) start-up current
● 5mA max. quiescent current
● 1.5% (@ TJ = 25°C) internal reference voltage
● -600/+800 mA totem pole gate driver with active pull-down during UVLO
● SO14 package SO-14
APPLICATIONS
PFC pre-regulators for:● HI-END AC-DC adapter/charger
● Desktop PC, server, WEB server
● IEC61000-3-2 OR JEIDA-MITI compliant SMPS, in excess of 350W Table 1. Device summary Part number Package L6563 SO-14 L6563TR L6563A L6563ATR SO-14 SO-14 SO-14 Packaging Tube Tape & Reel Tube Tape & Reel Figure 1. Block diagram TBO VCC GND ZCD INV COMP MULT VFF 1 2 3 5 TRACKING BOOST 1/V2 Ideal diode LINE VOLTAGE 6 1:1 CURRENT MIRROR - + 2.5V 1:1 BUFFER VOLTAGE from REGULATOR MULTIPLI...
